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[DNM] Don't queue tasks on workers #6584

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[DNM] Don't queue tasks on workers #6584

wants to merge 1 commit into from

Commits on Jun 16, 2022

  1. Don't queue tasks on workers 

    With this change, workers are not sent more tasks than they have threads. This eliminates root task overproduction and removes the need for work stealing.

This is optimized for a minimal diff. There is _lots_ we might change/rip out if we went forward with this.

Performance will likely be poor on some workloads without speculative task assignment and root task co-assignment.
    @gjoseph92
    gjoseph92 committed Jun 16, 2022
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